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Finding the Third Proportional to 20,401,946 and 43,106,627

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Solution

The third proportional to 20,401,946 and 43,106,627 is: 91,078,630.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401,946 : 43,106,627 = 43,106,627 : x
  2. Step 2: Convert to fraction form
    20,401,946/43,106,627 = 43,106,627/x
  3. Step 3: Cross multiply
    20,401,946x = 43,106,627 × 43,106,627
  4. Step 4: Simplify right side
    20,401,946x = 1,858,181,291,317,129
  5. Step 5: Solve for x
    x = 1,858,181,291,317,129/20,401,946
  6. Step 6: Final answer
    x = 91,078,630.01

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.